CVE-2019-8821
Multiple memory corruption issues were addressed with improved memory handling.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.07%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPadOS 13.2, tvOS 13.2, Safari 13.0.3, iTunes for Windows 12.10.2, iCloud for Windows 11.0, iCloud for Windows 7.15. Processing maliciously crafted web content may lead to arbitrary code execution.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.07% probability · 81th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- apple/icloud · apple/itunes · apple/safari · apple/ipados · apple/iphone os · apple/tvos
- Source
- product-security@apple.com
EPSS 2.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://security.gentoo.org/glsa/202003-22Third Party Advisory
- https://support.apple.com/HT210721Vendor Advisory
- https://support.apple.com/HT210723Vendor Advisory
- https://support.apple.com/HT210725Vendor Advisory
- https://support.apple.com/HT210726Vendor Advisory
- https://support.apple.com/HT210727Vendor Advisory
- https://support.apple.com/HT210728Vendor Advisory
- https://security.gentoo.org/glsa/202003-22Third Party Advisory
- https://support.apple.com/HT210721Vendor Advisory
- https://support.apple.com/HT210723Vendor Advisory
- https://support.apple.com/HT210725Vendor Advisory
- https://support.apple.com/HT210726Vendor Advisory
- https://support.apple.com/HT210727Vendor Advisory
- https://support.apple.com/HT210728Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.